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Modules
algorithms module: Algorithms for performing Trotter steps.
diagonal_coulomb_trotter_error module: Code for evaluating Trotter errors for diagonal Coulomb Hamiltonians.
hubbard_trotter_error module: Module to compute Trotter errors in the plane-wave dual basis.
low_depth_trotter_error module: Module to compute Trotter errors in the plane-wave dual basis.
trotter_algorithm module: Classes for representing algorithms for performing Trotter steps.
trotter_error module: Module to compute the second order Trotter error.
Classes
class AsymmetricSplitOperatorTrotterStep: A method for performing a Trotter step.
class ControlledAsymmetricSplitOperatorTrotterStep: A method for performing a Trotter step.
class ControlledSymmetricSplitOperatorTrotterStep: A method for performing a Trotter step.
class LinearSwapNetworkTrotterAlgorithm: A Trotter algorithm using the "fermionic simulation gate".
class LowRankTrotterAlgorithm: A Trotter algorithm using the low rank decomposition strategy.
class SplitOperatorTrotterAlgorithm: A Trotter algorithm using a split-operator approach.
class SplitOperatorTrotterStep: A method for performing a Trotter step.
class SymmetricSplitOperatorTrotterStep: A method for performing a Trotter step.
class TrotterAlgorithm: An algorithm for performing a Trotter step.
class TrotterStep: A method for performing a Trotter step.
Functions
bit_mask_of_modes_acted_on_by_fermionic_terms(...): Create a mask of which modes of the system are acted on by which terms.
diagonal_coulomb_potential_and_kinetic_terms_as_arrays(...): Give the potential and kinetic terms of a diagonal Coulomb Hamiltonian as arrays.
error_bound(...): Numerically upper bound the error in the ground state energy for the second order Trotter-Suzuki expansion.
error_operator(...): Determine the difference between the exact generator of unitary evolution and the approximate generator given by Trotter-Suzuki to the given order.
fermionic_swap_trotter_error_operator_diagonal_two_body(...): Compute the fermionic swap network Trotter error of a diagonal two-body Hamiltonian.
low_depth_second_order_trotter_error_bound(...): Numerically upper bound the error in the ground state energy for the second-order Trotter-Suzuki expansion.
low_depth_second_order_trotter_error_operator(...): Determine the difference between the exact generator of unitary evolution and the approximate generator given by the second-order Trotter-Suzuki expansion.
simulate_trotter(...): Simulate Hamiltonian evolution using a Trotter-Suzuki product formula.
simulation_ordered_grouped_hubbard_terms_with_info(...): Give terms from the Fermi-Hubbard Hamiltonian in simulated order.
simulation_ordered_grouped_low_depth_terms_with_info(...): Give terms from the dual basis Hamiltonian in simulated order.
split_operator_trotter_error_operator_diagonal_two_body(...): Compute the split-operator Trotter error of a diagonal two-body Hamiltonian.
stagger_with_info(...): Give terms simulated in a single stagger of a Trotter step.
trotter_steps_required(...): Determine the number of Trotter steps for accurate simulation.
Other Members | |
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| LINEAR_SWAP_NETWORK |
Instance of openfermion.circuits.LinearSwapNetworkTrotterAlgorithm
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| LOW_RANK |
Instance of openfermion.circuits.LowRankTrotterAlgorithm
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| SPLIT_OPERATOR |
Instance of openfermion.circuits.SplitOperatorTrotterAlgorithm
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